diff --git a/subtle_gui/gui/subsview.py b/subtle_gui/gui/subsview.py
index eccbeb0..0ace2b1 100644
--- a/subtle_gui/gui/subsview.py
+++ b/subtle_gui/gui/subsview.py
@@ -101,7 +101,7 @@ def processNewTrackLoaded(self) -> None:
             self.subEntries.clear()
             for frame in track.iterFrames():
                 item = QTreeWidgetItem()
-                item.setText(self.C_ID, str(self.subEntries.topLevelItemCount()))
+                item.setText(self.C_ID, str(self.subEntries.topLevelItemCount() + 1))
                 item.setText(self.C_TIME, formatTS(frame.start))
                 item.setText(self.C_LENGTH, f"{frame.length / 1000.0:.3f} s")
                 item.setData(self.C_DATA, self.D_INDEX, frame.index)
diff --git a/subtle_gui/gui/texteditor.py b/subtle_gui/gui/texteditor.py
index ea24ee3..8199e01 100644
--- a/subtle_gui/gui/texteditor.py
+++ b/subtle_gui/gui/texteditor.py
@@ -142,6 +142,8 @@ def setEditorText(self, frame: FrameBase) -> None:
         bFmt.setLineHeight(120.0, 1)
         cursor.select(QTextCursor.SelectionType.Document)
         cursor.mergeBlockFormat(bFmt)
+        if document := self.textEdit.document():
+            document.clearUndoRedoStacks()
 
         self._block = False
 
diff --git a/subtle_gui/ocr/tesseract.py b/subtle_gui/ocr/tesseract.py
index a272f00..4aa5f76 100644
--- a/subtle_gui/ocr/tesseract.py
+++ b/subtle_gui/ocr/tesseract.py
@@ -53,7 +53,6 @@
 
 RX_REPLACE = {
     "all": [
-        # (re.compile(r"^(-\s)[\w]", re.UNICODE), "-"),
         (re.compile(r"^(\.{2})[\s\w]", re.UNICODE), "..."),
         (re.compile(r"^(\.{3}\s)\w", re.UNICODE), "..."),
         # Wrong capitalisation in the middle of words
@@ -70,10 +69,6 @@
         (re.compile(r"\b(fo)\b", re.UNICODE), "to"),
         (re.compile(r"\b(lf)\b", re.UNICODE), "If"),
         (re.compile(r"\b(l)\b", re.UNICODE), "I"),
-        # Wrong capitalisation at the start of words
-        (re.compile(r"(?<![.!?\)\]-])\s(K)now", re.UNICODE), "k"),
-        (re.compile(r"(?<![.!?\)\]-])\s(I)t+", re.UNICODE), "i"),
-        (re.compile(r"(?<![.!?\)\]-])\s(S)o+", re.UNICODE), "s"),
         # Missing apostrophe
         (re.compile(r"\b[D|d]id(nt)\b", re.UNICODE), "n't"),
         (re.compile(r"\b[T|t]hey(re)\b", re.UNICODE), "'re"),